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AWS BCo-1 vs. C82000 Copper

AWS BCo-1 belongs to the cobalt alloys classification, while C82000 copper belongs to the copper alloys. There are 18 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is AWS BCo-1 and the bottom bar is C82000 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
120
Poisson's Ratio 0.3
0.34
Shear Modulus, GPa 78
45
Tensile Strength: Ultimate (UTS), MPa 700
350 to 690

Thermal Properties

Latent Heat of Fusion, J/g 420
220
Melting Completion (Liquidus), °C 1150
1090
Melting Onset (Solidus), °C 1120
970
Specific Heat Capacity, J/kg-K 480
390
Thermal Expansion, µm/m-K 12
17

Otherwise Unclassified Properties

Density, g/cm3 8.1
8.9
Embodied Carbon, kg CO2/kg material 8.0
5.0
Embodied Energy, MJ/kg 110
77
Embodied Water, L/kg 430
320

Common Calculations

Stiffness to Weight: Axial, points 14
7.5
Stiffness to Weight: Bending, points 24
18
Strength to Weight: Axial, points 24
11 to 22
Strength to Weight: Bending, points 22
12 to 20
Thermal Shock Resistance, points 21
12 to 24

Alloy Composition

Aluminum (Al), % 0 to 0.050
0 to 0.1
Beryllium (Be), % 0
0.45 to 0.8
Boron (B), % 0.7 to 0.9
0
Carbon (C), % 0.35 to 0.45
0
Chromium (Cr), % 18 to 20
0 to 0.1
Cobalt (Co), % 46 to 54
2.2 to 2.7
Copper (Cu), % 0
95.2 to 97.4
Iron (Fe), % 0 to 1.0
0 to 0.1
Lead (Pb), % 0
0 to 0.020
Nickel (Ni), % 16 to 18
0 to 0.2
Phosphorus (P), % 0 to 0.020
0
Selenium (Se), % 0 to 0.0050
0
Silicon (Si), % 7.5 to 8.5
0 to 0.15
Sulfur (S), % 0 to 0.020
0
Tin (Sn), % 0
0 to 0.1
Titanium (Ti), % 0 to 0.050
0
Tungsten (W), % 3.5 to 4.5
0
Zinc (Zn), % 0
0 to 0.1
Zirconium (Zr), % 0 to 0.050
0
Residuals, % 0
0 to 0.5